Sarah Michelle Gellar stars as a woman who, after witnessing a murder, goes on the run, hiding out by assuming the life of her wealthy identical twin sister – only to learn that her sister's seemingly idyllic life is just as complicated and dangerous as the one she's trying to leave behind. Bridget is six months sober and starting to turn her life around when she is the sole witness to a professional hit. Despite the assurances of her FBI protector, Agent Victor Machado, Bridget knows her life is on the line.